code: def test_get_columns_returns_all_columns(self):
      webz_handler = Mock(WebzHandler)
      reviews_table = WebzReviewsTable(webz_handler)
      expected_columns = COLUMNS_REVIEW
      self.assertListEqual(
          reviews_table.get_columns(), expected_columns
      )
  
file_path: mindsdb/tests/handler_tests/test_webz_handler.py
imports: import unittest
  from unittest.mock import Mock
  import pandas
  from mindsdb_sql import parse_sql
  from mindsdb.integrations.handlers.webz_handler.webz_handler import WebzHandler
  from mindsdb.integrations.handlers.webz_handler.webz_tables import WebzPostsTable, WebzReviewsTable
label_desc: Use image node_id 1 for calling the WebzReviewsTableTest obj's underlying member method code with example usage: obj.test_get_columns_returns_all_columns() without return types